Title:
Communications of the ACM
Abbreviated Title:
Commun. ACM
Publisher:
Association for Computing Machinery (ACM)
ISSN
(Print):
00010782
Publication date
(Print):
November
1969
Volume: 12
Issue: 11
Pages: 632-633
Article
DOI: 10.1145/363269.363610
SO-VID: 8de78d25-2554-42c8-8abe-1f24b44002c5